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  • Symbos-z80 on a speccy?[url]http://www.uelectronics.info/symbos-z80[/url] If it works with the CPC and MSX, surely the Speccy qualifies too?

    [url]http://www.uelectronics.info/symbos-z80[/url]

    If it works with the CPC and MSX, surely the Speccy qualifies too?
    csmith csmith August 2009 Development
  • ZX Spectrum Assembler RecommendationHi all, I'm going to try to create a new firmware for the DivIDE. It'll load and save snapshots from a fat based file system. I hope!! For the main…

    ... for recommendations on the native assembler to use...any opinions?
    garethadams garethadams August 2009 Development
  • z80 program to BASIN?I have a BASIC program with UDG:s loaded in a z80 snapshot file. I would like to edit the program with Basin, but I wonder what must be done before…

    ... UDG:s loaded in a z80 snapshot file.

    I ... /> (I tried to load the z80 directly to Basin and it ...
    Rickard Rickard September 2009 Sinclair Basic
  • Some ever noticed that +2A/+3 halts Z80 using WAIT?I mean: Anyone ever noticed that the +2A/+3 halts the Z80 using WAIT? All documentation I've read about contention state that the ULA halts the Z80 …

    ... the +2A/+3 halts the Z80 using WAIT?

    All ... that the ULA halts the Z80 by forcing CLK high. I ... to put a Z804020 CPU (Z80 capable of 20MHz clock), isolate ...
    mcleod_ideafix mcleod_ideafix October 2009 Hardware
  • "8 CHANNELS" -ZX Spectrum BEEPER demoHi there. :) We finally managed to finish the BEEPER demo with 8-channels songs. You can get it from here: [url]http://pouet.net/prod.php?which=5…

    ... . ;-) BOOST BASS AND ENJOY THE Z80 CHIP SOUND!

    ... only, for making music. Z80 chip produces all sounds and ... by James Hutchby
    - Prometheus assembler by Universum
    - Turbo Imploder ... />

    Let the Z80 sound be with all of ...
    Mister Beep Mister Beep November 2009 Sinclair Miscellaneous
  • Spin 0.666 Assembler WindowI've noticed that Spin (0.666) doesn't seem to remember where or how large I set the Assembler window between sessions: every time I re-run Spin, the…

    ... how large I set the Assembler window between sessions: every time ... I re-run Spin, the Assembler window starts at the same ... where I've moved the Assembler window to, but then seems ... cause Spin to use the Assembler window details it's storing ...
    RoseCotton RoseCotton November 2009 Emulators
  • Spin Assembler DirectivesLeading on from [URL="http://www.worldofspectrum.org/forums/showpost.php?p=402514&postcount=65"]jp's recent post in Spin 0.7 Public Testing thread[/U…

    ... corrections) to list the Spin Assembler directives I've found so ...
    RoseCotton RoseCotton November 2009 Emulators
  • Z80 'EXX' ConfusionI was working on a little Z80 routine last evening, and, having run out of registers, resorted to sticking one of the values into a memory location a…

    ... was working on a little Z80 routine last evening, and, having ... instead (something in my short Z80 life, I've not tried ...
    RoseCotton RoseCotton November 2009 Development
  • Skool Disassemblies 2010New year, new thread, new release of the Skool Disassemblies (capitalised for branding purposes :D). Go [url="http://pyskool.ca/disassemblies/"]here[…

    ... http://pyskool.ca/disassemblies/back_to_skool/reference/bugs.html#rematerialisingMouse"]Rematerialising mouse ... http://pyskool.ca/disassemblies/back_to_skool/reference/bugs.html#assemblySit2"]More ... to release plain-text, assembler-ready ASM versions of the ...
    SkoolKid SkoolKid January 2010 Development
  • Feelin' kinda proud of myselfOkay, it has bugs. But I kludged it together about 10 mins after getting the sprite thing to actually work. [url]http://britlion.googlepages.com/Spr…

    ... ]http://britlion.googlepages.com/Sprity.z80[/url]

    1> ... kid. Then again, so was assembler stuff, period.

    2 ...
    Gedlion Gedlion March 2010 Development
  • Machine Code for BeginnersHi folks. [sort of] newbie alert. Not new to Spectrum - been there since getting first rubber key 48k in 84 and a regular visitor to WoS for many y…

    ... even bought some form of assembler software (can't remember what ... a (very belated) start at Z80 machine code?!?!?!?

    Many ...
    Captain Offensive Captain Offensive March 2010 Sinclair Miscellaneous
  • Emulator + Assembler for LinuxI was wondering if there is any Emulator which comes with an Assembler for Linux ? I now that ZX Spin has this Option, but sadly, this is Windows onl…

    ... Emulator which comes with an Assembler for Linux ? I now that ...
    paines paines April 2010 Development
  • z80 emulator with converter ?Hi i am finding the old z80 emulator v2 or v3, dont remember. Some of these versions have the snapshopt to 1.45 converter that allows us to conver t…

    ... /> i am finding the old z80 emulator v2 or v3, dont ... reasson is to use the z80 snapshot loader in the spectrum ...
    arfgh arfgh May 2010 Sinclair Miscellaneous
  • Which assembler do you recommend to a (complete) newbie?OK, I am re-dusting my assembler books and want to re-dig into the Wonderful World of Assembly. Just wondering which assembler to go with. I reme…

    ... , I am re-dusting my assembler books and want to re ... .

    Just wondering which assembler to go with.

    ZnorXman ZnorXman May 2010 Sinclair Miscellaneous
  • DarkSpecter ZX Spectrum Emulatorthis is the old project, and development stopped (i don't use windows any more). what is this? ZX Spectrum Emulator. isn't it obvious? %-) it's wri…

    ... read tap/tzx files and z80/sna snapshots. etc, etc, etc ... (hey, it has built-in assembler written in LISP! %-).

    Z80 or SNA -- just say in ...
    Ketmar Ketmar June 2010 Emulators
  • Documentation page: a link needs updatingAt the bottom of the page [url]http://www.worldofspectrum.org/documentation.html[/url] the link to [quote]Z80 CPU Official Support Page, maintained b…

    ... /> the link to [quote]Z80 CPU Official Support Page, maintained ... is now
    [url]http://z80.info/[/url]

    ... http://www.worldofspectrum.org/faq/reference/48kreference.htm]worldofspectrum.org/ ... [/url]
    the 48K reference FAQ is found from the ...
    ajmoss ajmoss June 2010 Sinclair Miscellaneous
  • clarification needed of assembler graphics routineI was wondering if someone used to coding animated graphics in assembler can take a look at [url=http://www.users.globalnet.co.uk/~jg27paw4/pourri/as…

    ... to coding animated graphics in assembler can take a look at ...
    Battle Bunny Battle Bunny June 2010 Development
  • LDIR timings in contended RAM?The 48K Spectrum technical reference page ([URL="http://www.worldofspectrum.org/faq/reference/48kreference.htm"]here[/URL]) describes the detailed ti…

    The 48K Spectrum technical reference page ([URL="http://www. ... worldofspectrum.org/faq/reference/48kreference.htm"]here[/URL]) describes ... . It gives timings for Z80 instructions that are either residing ... -states after M3: the Z80 must idle for at least ...
    ajmoss ajmoss June 2010 Development
  • Skool Disassemblies 20100723A new release of the Skool Disassemblies is available. To see, get, use or enjoy the new release, you have three options: [list] [*]browse it [url=…

    ... ://pyskool.ca/disassemblies/back_to_skool/reference/bugs.html"]bugs[/url ... pyskool.ca/disassemblies/skool_daze/reference/pokes.html"]pokes[/url ... pyskool.ca/disassemblies/back_to_skool/reference/facts.html"]trivia[/url]. ... be fed into an assembler (such as [url=" ...
    SkoolKid SkoolKid July 2010 Development
  • Z80 Machine Code Question...Hi Folks, I know not strictly a BASIC question but I have started to learn Z80 machine code - 25 years too late! :smile: I have been reading a book…

    ... I have started to learn Z80 machine code - 25 years too ...
    Paddy Coleman Paddy Coleman August 2010 Sinclair Basic
  • Z80 RRCA instruction...Hi Folks, Well my exploration of Z80 MCODE continues apace! I am struggling to understand how the RRCA instruction works. The official Zilog manua…

    ... />
    Well my exploration of Z80 MCODE continues apace! I am ...
    Paddy Coleman Paddy Coleman August 2010 Sinclair Basic
  • How to convert TAP to Z80?Hello there! I don't know English language very well, but I need help from you( I want to play ZX-Spectrum games at my Samsug Star mobile phone. I d…

    ... ] , but it can play only Z80 tape images. How I can ... filetypes (TAP, TZX etc.) to Z80? Help me please :cry:
    ZX_Lost_Soul ZX_Lost_Soul September 2010 Sinclair Miscellaneous
  • Starting out...I've just knocked up a very quick guider for getting up and running quickly with an editor/assembler/emulator for anyone interested. It's based on C…

    ... :

    SJasm+ assembler
    [url]http://sjasmplus.sourceforge ... .org/[/url]
    Z80 Highlighter file for Context< ... cdn.contextstatic.org/downloads/highlighters/z80.chl[/url]
    ...
    Copy the Z80 highlighter file (Z80.chl) to C:\Spectrum ...
    kilauea kilauea October 2010 Development
  • Broken keyboard due to broken ULARecalling csmith's thread about dead ULAs, a thread appeared in the Zonadepruebas (Spanish) forum regarding... a dead ULA, but only a partially dead …

    ... sufficiently strong so that the Z80 could read it across ... the data bus on the Z80 side (the data bus ... combination of signals that the Z80 makes when it wants ... transistor on top of the Z80) but I prefer to ... ]

    As a reference, here's the source code ...
    Winston Winston October 2010 Hardware
  • Hacking the O.C.P Full Screen Editor/AssemblerIf you have been reading my posts recently then you will know that I am eager to have the sourcecode I wrote for the Spectrum during the period 1988 …

    ... .C.P Full Screen Editor/Assembler was published in 1983 and ... modified the O.C.P assembler adding a new command to ... of the O.C.P assembler while it was running. Speculator ...
    ASM ASM November 2010 Development
  • Pictures of your development setupJust thought it would a good idea to have a thread to show pictures of your Spectrum development room or office. Here are some snaps of my setup... …

    ... pair of 200 watt signature reference speakers so I can really ... />
    My collection of Z80 and Spectrum reference books:

    [URL ...
    ASM ASM November 2010 Development
  • Z80 Based Laptop[url]http://www.retroleum.co.uk/electronics-articles/previous/the-v4z80p-a-z80-based-laptop/[/url]

    [url]http://www.retroleum.co.uk/electronics-articles/previous/the-v4z80p-a-z80-based-laptop/[/url]
    Alarm Alarm November 2010 Hardware
  • Z80 Processor Interupt helpHi everyone, Currently designing a Z80 computer and i need a little help with these interupts. If i have an I/O device that sends a pulse to the int…

    ... ,

    Currently designing a Z80 computer and i need a ... pin what exactly does the Z80 do? Does it store the ...
    Robin Robin January 2011 Hardware
  • yeah - unix for zx spectrumI started a new hobby project. An operating system for ZX Spectrum. A unix clone. Talked to my friend about it and he asked me what if after I'm done…

    ... . Since Z80 has no MMU or superviser mode new assembler will have ... to be written. This assembler/linker will produce relocation table ... as HALT, IMn, EI, DI). Assembler shall be small enough to ...
    tstih tstih January 2011 Development
  • Is converting Microdrive formats possible???Hi. First post. I'm a long-time Speccy owner, was lost, but found my way home! :D I have a Disciple as well... Now to my question, but first the …

    ... z80 code using the most excellent [B]Laser Genius Assembler ... Unsurprisingly, the Laser Genius assembler rejects the CODE-format source ... CODE-files to the correct Assembler filespace & restarting, ... possible! - but the assembler just isn't interested. ...
    omelette omelette January 2011 Sinclair Miscellaneous
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